64384380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4019}}^1$

素因数の和:4123

約数の個数: 72

約数和(自身を含む): 197542800

約数和(自身を除く): 133158420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 4019, 5340, 8010, 8038, 12057, 16020, 16076, 20095, 24114, 36171, 40190, 48228, 60285, 72342, 80380, 120570, 144684, 180855, 241140, 357691, 361710, 715382, 723420, 1073073, 1430764, 1788455, 2146146, 3219219, 3576910, 4292292, 5365365, 6438438, 7153820, 10730730, 12876876, 16096095, 21461460, 32192190, 64384380]

約数ペア:

[(1, 64384380), (2, 32192190), (3, 21461460), (4, 16096095), (5, 12876876), (6, 10730730), (9, 7153820), (10, 6438438), (12, 5365365), (15, 4292292), (18, 3576910), (20, 3219219), (30, 2146146), (36, 1788455), (45, 1430764), (60, 1073073), (89, 723420), (90, 715382), (178, 361710), (180, 357691), (267, 241140), (356, 180855), (445, 144684), (534, 120570), (801, 80380), (890, 72342), (1068, 60285), (1335, 48228), (1602, 40190), (1780, 36171), (2670, 24114), (3204, 20095), (4005, 16076), (4019, 16020), (5340, 12057), (8010, 8038)]